Aug 19

Optical Telescopes, Radio and X: main principles and differences – Part One: optical telescopes

Seeing Beyond Since the beginning of astronomical observations in antiquity, humans sought a way to enhance the light-gathering capabilities of our eyes. Initially, the focus was on the visible spectrum: it appears that in the early 1600s, the first telescopes were already circulating in the Netherlands, although not for scientific-astronomical use. It was only in […]

Jul 12

Here is the first image of the JAMES WEBB space telescope!

From the Bits of Universe archive — 12/07/2022 NASA’s James Webb Space Telescope has produced the deepest and sharpest infrared image of the distant universe to date. Known as Webb’s first deep field, this image of the SMACS 0723 galaxy cluster is bursting with detail. Thousands of galaxies, including the faintest objects ever observed in […]